Pith Number

pith:VHMWEQL4

pith:2022:VHMWEQL4VQ2RO2ASQSUDLNK6NX

not attested not anchored not stored refs pending

Uncertainty-aware Label Distribution Learning for Facial Expression Recognition

Anh Nguyen, Bac Le, Erman Tjiputra, Khanh Nguyen, Nhat Le, Quang Tran

arxiv:2209.10448 v1 · 2022-09-21 · cs.CV

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{VHMWEQL4VQ2RO2ASQSUDLNK6NX}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-05T04:59:54.560223Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

a9d962417cac3517681284a835b55e6dff72d90d3fbac0ffe9cbb0153e959d92

Aliases

arxiv: 2209.10448 · arxiv_version: 2209.10448v1 · doi: 10.48550/arxiv.2209.10448 · pith_short_12: VHMWEQL4VQ2R · pith_short_16: VHMWEQL4VQ2RO2AS · pith_short_8: VHMWEQL4

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/VHMWEQL4VQ2RO2ASQSUDLNK6NX \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: a9d962417cac3517681284a835b55e6dff72d90d3fbac0ffe9cbb0153e959d92

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "853a631529eaa785811c8ae281fa55e2d3c584db3fbcd99591e55b12804f4571",
    "cross_cats_sorted": [],
    "license": "http://creativecommons.org/licenses/by/4.0/",
    "primary_cat": "cs.CV",
    "submitted_at": "2022-09-21T15:48:41Z",
    "title_canon_sha256": "c0c6c2886e2164fb628cfd0ea61724aff5fcc6456c722670df6a11000183d776"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2209.10448",
    "kind": "arxiv",
    "version": 1
  }
}